🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.6 AU - 0.74 AU

Year: 195 Days

Day: 32.8 Hours

Environment

Temp: 219 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,189,436 km

• M1: 33,510 km (0.085 R)
• M2: 69,114 km (0.082 R)

Asteroid Belt

Center: 3.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.7

Radius: 10.3

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.48 AU - 6.6 AU

Year: 5291 Days

Day: 10.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,189,436 km

• M1: 128,205 km (0.115 R)
• M2: 468,541 km (0.037 R)
• M3: 910,901 km (0.095 R)
• M4: 1,319,603 km (0.038 R)
• M5: 1,662,780 km (0.059 R)
• M6: 2,079,261 km (0.045 R)
• M7: 2,819,172 km (0.116 R)
• M8: 3,232,511 km (0.03 R)
• M9: 3,745,781 km (0.072 R)
• M10: 4,446,198 km (0.109 R)
• M11: 4,768,881 km (0.059 R)
• M12: 5,256,869 km (0.111 R)
• M13: 5,724,512 km (0.116 R)
• M14: 6,219,681 km (0.076 R)
• M15: 8,012,163 km (0.066 R)
• M16: 9,737,176 km (0.09 R)
• M17: 11,353,581 km (0.103 R)
• M18: 14,500,372 km (0.111 R)
• M19: 16,765,733 km (0.115 R)
• M20: 17,155,734 km (0.064 R)
• M21: 18,127,971 km (0.098 R)
• M22: 19,257,584 km (0.095 R)
• M23: 19,746,919 km (0.097 R)
• M24: 20,750,721 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.7

Radius: 11.6

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 9.11 AU - 10.91 AU

Year: 11289 Days

Day: 6 Hours

Environment

Temp: -176 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,189,436 km

• M1: 144,661 km (0.117 R)
• M2: 603,627 km (0.109 R)
• M3: 1,044,044 km (0.115 R)
• M4: 1,745,807 km (0.106 R)
• M5: 2,143,289 km (0.109 R)
• M6: 2,543,313 km (0.03 R)
• M7: 4,556,452 km (0.088 R)
• M8: 5,992,292 km (0.116 R)
• M9: 7,877,375 km (0.1 R)
• M10: 10,029,939 km (0.104 R)
• M11: 10,585,545 km (0.119 R)
• M12: 11,484,629 km (0.076 R)
• M13: 12,319,385 km (0.115 R)
• M14: 15,330,491 km (0.118 R)
• M15: 18,201,573 km (0.111 R)
• M16: 19,881,557 km (0.115 R)
• M17: 21,579,343 km (0.114 R)
• M18: 22,506,252 km (0.082 R)
• M19: 23,022,963 km (0.111 R)
• M20: 26,386,072 km (0.09 R)
• M21: 31,862,402 km (0.119 R)
• M22: 33,396,827 km (0.041 R)
• M23: 33,844,274 km (0.066 R)
• M24: 35,441,531 km (0.074 R)
• M25: 36,023,915 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.9

Radius: 7

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 13.46 AU - 14.62 AU

Year: 18752 Days

Day: 22 Hours

Environment

Temp: -177 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,189,436 km

• M1: 87,365 km (0.065 R)
• M2: 580,141 km (0.07 R)
• M3: 861,833 km (0.037 R)
• M4: 1,273,227 km (0.119 R)
• M5: 1,495,081 km (0.075 R)
• M6: 2,129,226 km (0.082 R)
• M7: 2,528,653 km (0.103 R)
• M8: 3,424,744 km (0.048 R)
• M9: 4,209,385 km (0.087 R)
• M10: 4,872,403 km (0.078 R)
• M11: 6,129,174 km (0.053 R)
• M12: 9,734,633 km (0.053 R)
• M13: 11,410,578 km (0.111 R)
• M14: 14,135,503 km (0.037 R)
• M15: 15,757,742 km (0.074 R)
• M16: 16,200,552 km (0.094 R)
• M17: 21,006,683 km (0.104 R)
• M18: 21,633,348 km (0.114 R)
• M19: 22,272,430 km (0.097 R)
• M20: 26,065,185 km (0.025 R)
• M21: 26,477,028 km (0.085 R)
• M22: 30,267,389 km (0.113 R)
• M23: 32,587,951 km (0.068 R)
• M24: 34,035,760 km (0.053 R)
• M25: 36,671,824 km (0.058 R)
• M26: 41,362,614 km (0.03 R)
• M27: 42,915,590 km (0.066 R)
• M28: 43,345,684 km (0.085 R)
• M29: 43,634,109 km (0.037 R)
• M30: 52,238,679 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 974

Radius: 6.5

Gravity: 23.05 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 13.58 AU - 14.92 AU

Year: 19174 Days

Day: 23.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,189,436 km

• M1: 80,783 km (0.083 R)
• M2: 402,418 km (0.117 R)
• M3: 818,001 km (0.078 R)
• M4: 1,302,997 km (0.048 R)
• M5: 1,541,606 km (0.103 R)
• M6: 1,885,831 km (0.111 R)
• M7: 2,392,818 km (0.104 R)
• M8: 2,629,332 km (0.104 R)
• M9: 3,493,559 km (0.115 R)
• M10: 3,705,539 km (0.118 R)
• M11: 4,122,169 km (0.063 R)
• M12: 4,498,707 km (0.051 R)
• M13: 5,086,926 km (0.081 R)
• M14: 5,439,827 km (0.086 R)
• M15: 7,704,739 km (0.105 R)
• M16: 9,858,500 km (0.106 R)
• M17: 16,634,086 km (0.041 R)
• M18: 26,793,577 km (0.045 R)
• M19: 29,575,649 km (0.061 R)
• M20: 31,490,352 km (0.1 R)
• M21: 33,486,137 km (0.076 R)
• M22: 36,852,239 km (0.07 R)
• M23: 39,520,167 km (0.104 R)
• M24: 44,576,126 km (0.096 R)
• M25: 48,291,539 km (0.084 R)
• M26: 51,300,251 km (0.074 R)
• M27: 53,312,193 km (0.074 R)
• M28: 53,683,645 km (0.06 R)
• M29: 54,056,742 km (0.066 R)
• M30: 61,886,844 km (0.091 R)
• M31: 63,956,082 km (0.074 R)
• M32: 67,361,976 km (0.12 R)
• M33: 71,336,044 km (0.098 R)
• M34: 74,070,543 km (0.107 R)
• M35: 75,230,226 km (0.113 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 13,679 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit